import Vue from 'vue';
import VueRouter from 'vue-router';
import Login from '../components/Login.vue';
import Home from '../components/Home.vue';
import Welcome from '../components/Welcome.vue';
import Users from '../components/user/Users.vue';
import Rights from '../components/power/Rights.vue';
import Roles from '../components/power/Roles.vue';
import Cate from '../components/goods/Cate.vue';
import Params from '../components/goods/Params.vue';
Vue.use(VueRouter);

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [
      { path: '/welcome', component: Welcome },
      { path: '/users', component: Users },
      { path: '/rights', component: Rights },
      { path: '/roles', component: Roles },
      { path: '/categories', component: Cate },
      { path: '/params', component: Params }
    ]
  }
];

const router = new VueRouter({
  routes
});

// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  if (to.path === '/login') return next();
  const tokenStr = window.sessionStorage.getItem('token');
  if (!tokenStr) return next('/login');
  next();
});

export default router;
